var Studont={
    id:"10001",
    name:"张三",
    scores: [
        { subject:"html", score:90 },
        { subject:"js",score:90}
    ]
}//用于数据解析



//function
function Student(id,name){
    this.id=id;
    this.name=name;
    this.scores=[
        {subject:"html",score: 90},
        {subject:"js",score:90}
    ]
}
Student.prototype.sex="男";
Student.prototype.eat = function(food){
    console.log("吃" + food)
}
var stu = new Student(1000,"张三");
stu.eat("米饭");
console.log(stu.sex);



//object
var stu2 =new Object();
stu2.id =1000;
stu2.name="张三";
stu2.scores =[
    {subject:"html",score:90},
    {subject:"js",score:90}
]






function Student(id,name){
    this.id=id;
    this.name=name;
    this.eat = function(food){
        console.log("吃" + food)
        return this;
    },
    this.sleep=function(){
        console.log("睡");
        return this;
    }
}
var stu= new Student(1001,"张三");
stu.eat("").sleep().eat("").sleep().eat("").sleep();//链式编程